et-alu.dk

📜 Historical scan 2026-06-23 20:09:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

et-alu.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 20 March 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.155.48 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by etalu-dk0e.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.48	3600s	linux100.curanet.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	etalu-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::2 2a01:111:f403:ca09::6 2a01:111:f403:ca09::d 52.101.68.39 52.101.68.5 52.101.73.11 52.101.73.8	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 104ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sip.et-alu.dk

📝 TXT Records#

5 records 154ms

TXT Record
_globalsign-domain-verification=dUeHwNjKueXHU8-7dTAki3eZ-iEfa171rQmnmlUWKJ
_globalsign-domain-verification=lKfugK5bWdEQYD-XM_QoH2V0_39GiHfBAhT5FrZ73G
_globalsign-domain-verification=mwfumMZngH-JO37OFdak_ds2T3sBOl7g-KvTj7SQ_h
apple-domain-verification=avEbH1fhV3uVu6s0
v=spf1 a:vpn.et-alu.dk a:smtp.8989.dk include:spf.curanet.dk include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (et-alu.dk)
-all (hard fail)	v=spf1 a:vpn.et-alu.dk a:smtp.8989.dk include:spf.curanet.dk include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.et-alu.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@et-alu.dk;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 14:03:10

www CNAME	et-alu.dk (all on et-alu.dk) → 93.191.155.48 (AS48854)
www vs bare domain	Same network et-alu.dk: 93.191.155.48 (AS48854) www.et-alu.dk: 93.191.155.48 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-etalu-dk0e._domainkey.etalu.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

68ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

36ms

Field	Value
Serial	2026052802
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-17 09:15:09

Field	Value
Registrar	CURANET A/S
Registered	2000-03-20
Expires	2027-07-31 (279d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

45ms

30ms

46ms

AAAA

44ms

TXT

154ms

CAA

51ms

HTTPS

53ms

TLSA

188ms

SOA

36ms

MTA-STS

98ms

DNSSEC

68ms

SRV

104ms

Total

777ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-19 22:11:36	1094ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 13:27:17	911ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 17:20:27	986ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 20:09:07 shown	777ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 08:26:14	630ms	2 NS 1 A 1 MX	🔒 Secure